The Development of Problem Based Learning Moduleon Chemical Equilibriumfor 2nd Grade of Senior High School. Entalpi Pendidikan Kimia, [S. l.], v. 2, n. 4, p. 1–7, 2021. DOI: 10.24036/epk.v2i4.177. Disponível em: http://entalpipendidikan.ppj.unp.ac.id/index.php/epk/article/view/177. Acesso em: 9 nov. 2026.